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MCQs

Total Questions : 95 | Page 4 of 10 pages
Question 31. 10 Kg/s of a fluid with density 10 Kg/m³ is passed into a tank of capacity 50 m³, how much time will it take to fill the tank?
  1.    5 Second
  2.    50 Second
  3.    500 Second
  4.    5000 Second
 Discuss Question
Answer: Option B. -> 50 Second
Answer: (b).50 Second
Question 32. 24 grams of CH₄ is passed in the process in 3 minutes, what is the molar flow rate?
  1.    0.1 mole/min
  2.    0.3 mole/min
  3.    0.5 mole/min
  4.    0.7 mole/min
 Discuss Question
Answer: Option C. -> 0.5 mole/min
Answer: (c).0.5 mole/min
Question 33. 16 grams of oxygen is passed in the process in 5 minutes, what is the molar flow rate?
  1.    0.1 mole/min
  2.    1 mole/min
  3.    10 mole/min
  4.    16 mole/min
 Discuss Question
Answer: Option A. -> 0.1 mole/min
Answer: (a).0.1 mole/min
Question 34. 15 Kg/s of a fluid with density 5 Kg/m³ is passed into a tank of capacity 30 m³, how much time will it take to fill the tank?
  1.    3 Second
  2.    10 Second
  3.    30 Second
  4.    100 Second
 Discuss Question
Answer: Option B. -> 10 Second
Answer: (b).10 Second
Question 35. 20 Kg/s of a fluid with density 5 Kg/m³ is passed into a tank of capacity 60 m³, how much time will it take to fill the tank?
  1.    5 Second
  2.    10 Second
  3.    15 Second
  4.    20 Second
 Discuss Question
Answer: Option C. -> 15 Second
Answer: (c).15 Second
Question 36. What is the mole fraction of sodium with moles n in a solution with moles of solvent N?
  1.    N/n
  2.    n/N
  3.    n/(n + N)
  4.    N/(n + N)
 Discuss Question
Answer: Option C. -> n/(n + N)
Answer: (c).n/(n + N)
Question 37. If the mole fraction of 4.5 moles of solute is 0.5, what is the number of moles of solvent?
  1.    9
  2.    4.5
  3.    1.5
  4.    3
 Discuss Question
Answer: Option B. -> 4.5
Answer: (b).4.5
Question 38. If the mole fraction of sodium is 0.25 in 9 moles of liquid carbon dioxide, what is the mass fraction of sodium?
  1.    0.10
  2.    0.15
  3.    0.20
  4.    0.25
 Discuss Question
Answer: Option B. -> 0.15
Answer: (b).0.15
Question 39. What is the mass fraction of 4 moles of Sodium in 8 moles of Hydrogen chloride?
  1.    0.24
  2.    0.48
  3.    0.56
  4.    0.72
 Discuss Question
Answer: Option A. -> 0.24
Answer: (a).0.24
Question 40. What is the unit of mole fraction?
  1.    Kg/m³
  2.    N/m³
  3.    m¯²
  4.    None of the mentioned
 Discuss Question
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned

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